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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Averaged NFIQ2.0 scores obtained from the considered databases: average over all fingers (IDs 2–4, 6–10), index fingers (IDs 2, 7), middle fingers (IDs 3, 8), ring fingers (IDs 4, 9), and little fingers (IDs 5, 10).